// footer 底部
footer {
    width: 100%;
    height: 1066px;
}

.footer {
    width: 100%;
    height: 1066px;
    /*background: rgb(78, 0, 13);*/
}


/*广告*/

.footer .advertising img {
    width: 1442px;
    height: 292px;
    margin: auto;
}


/*特点*/

.trait {
    width: 1442px;
    height: 411px;
    /*background: deepskyblue;*/
    margin: auto;
    overflow: hidden;
}

.trait .trait-bott {
    height: 10px;
    margin: 50px 0;
}

.trait .trait-bott img {
    margin: auto
}

.trait .trait-pic {
    height: 207px;
}

.trait .trait-pic img {
    margin: auto;
}


/*帮助*/

.hello {
    width: 100%;
    height: 366px;
}

h3 {
    font-size: 23px;
    font-weight: 700;
    margin-bottom: 27px;
    margin-top: 23px;
}

h3 a {
    color: black;
}

.hello ul {
    width: 1236px;
    height: 221px;
    margin: auto;
    /*background: red;*/
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.hello ul li {
    display: flex;
    flex-direction: column;
}

.hello ul li span {
    font-size: 12px;
    display: inline;
    font-weight: 400;
}

.help_wx {
    width: 126px;
    height: 30px;
    padding-top: 124px;
    font-size: 14px;
    text-align: center;
    color: #000;
    margin-top: 0;
    background: url(/images/bottom.png) -9px -416px no-repeat;
}

.hello ul li a {
    /*	display: inline-block;*/
    font-weight: 14px;
    color: black;
    margin-bottom: 18px;
}

.hello ul li a:hover {
    text-decoration: underline;
}

.hello ul li h3:hover a {
    color: red;
}


/*help_text*/

.hello_text {
    display: flex;
    justify-content: space-between;
    padding-top: 40px;
    align-items: flex-start;
    width: 890px;
    height: 100px;
    line-height: 18px;
    color: #333;
    margin: 0px auto;
}

.hello_text>span {
    display: block;
    width: 268px;
    height: 61px;
    background: url(/images/bottom.png) 0px -350px no-repeat;
}

.hello_text img {
    width: 36px;
    height: 50px;
    display: block;
}

.hello_text p {
    display: block;
    font-size: 14px;
}


/*back 回到顶部*/

.back {
    position: fixed;
    width: 40px;
    height: 40px;
}

.back div {
    height: 100%;
    width: 100%;
    background-color: #f2f5f6;
    box-shadow: 0 0 6px rgba(0, 0, 0, .12);
    text-align: center;
    line-height: 40px;
    color: #1989fa;
}